package com.ctbri.io;

import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;

public class Ex21 {

	public static void main(String[] args) throws IOException {
		BufferedReader stdin = new BufferedReader(new InputStreamReader(System.in));
		String s;
		while((s = stdin.readLine()) != null && s.length() != 0){
			System.out.println(s.toUpperCase());
		}
		stdin.close();
	}

}
